An average froghopper insect has a mass of 11.3 mg and jumps to a maximum height of 308 mm when its takeoff angle is 58.0∘ above the horizontal. Find the takeoff speed of the froghopper. Takeoff speed: How much kinetic energy did the froghopper generate for this jump? Express your answer in microjoules. kinetic energy: How much energy per unit of body mass was required for the jump? Express your answer in joules per kilogram of body mass. energy per unit body mass:

Inquiry into Physics
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Chapter3: Energy And Conservation Laws
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An average froghopper insect has a mass of 11.3 mg and jumps to a maximum height of 308 mm when its takeoff angle is 58.0∘ above the horizontal. Find the takeoff speed of the froghopper.

 

Takeoff speed:

 

How much kinetic energy did the froghopper generate for this jump? Express your answer in microjoules.

 

kinetic energy:

 

How much energy per unit of body mass was required for the jump? Express your answer in joules per kilogram of body mass.

 

energy per unit body mass:

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